What are the advantages and disadvantages of resin lenses

What are the advantages and disadvantages of resin lenses

The resin lens has the advantages of lightweight, strong impact resistance and good light transmission, but it also has the disadvantages of poor scratch resistance, poor heat resistance and thick thickness. In the choice, need to be based on personal needs and wearing environment for comprehensive consideration.

View More
How does coating technology affect the adhesion and stability of resin lenses

How does coating technology affect the adhesion and stability of resin lenses

Coating technology affects the bonding force and stability of resin lenses by ensuring the compatibility of the coating material with the resin lens, precisely controlling the coating process, ensuring the thickness and uniformity of the coating layer, appropriate post-coating treatment, and using advanced coating technology.

View More
What is the effect of the material of the timing ring on the use of the diving watch

What is the effect of the material of the timing ring on the use of the diving watch

The material of the timing ring of the diving watch has a variety of effects on the use of it, including beauty, durability, weight, price and anti-allergy. Consumers need to make comprehensive consideration according to their own needs and preferences when making choices.

View More
How to determine whether the diving watch waterproof rubber ring needs to be replaced

How to determine whether the diving watch waterproof rubber ring needs to be replaced

In order to ensure the waterproof performance of the diving watch, it is recommended to regularly check the status of the waterproof rubber ring, and replace it in time according to the actual situation.At the same time, before diving or contact with water, you should also carefully check the waterproof performance of the watch to avoid accidents.

View More
What are the advantages of the special design of the diving watch waterproof rubber ring

What are the advantages of the special design of the diving watch waterproof rubber ring

The special design of the waterproof rubber ring has significant advantages in sealing, pressure resistance, durability, flexibility and environmental adaptability, which provides a reliable waterproof guarantee for the diving watch.

View More
What is special about the waterproof rubber ring used in the diving watch

What is special about the waterproof rubber ring used in the diving watch

The waterproof rubber ring used by the diving watch has special features in material selection, sealing performance, special design, corrosion resistance and maintenance, etc., to ensure that the diving watch can work stably and reliably in extreme underwater environments.

View More
Diving table diving indicators

Diving table diving indicators

The diving indicators of the diving watch cover many aspects such as waterproof depth, pressure resistance, time pre-selection device, luminous function, anti-magnetic shock resistance and high temperature resistance, saltwater corrosion resistance and watch band design, to ensure that the diving watch can work stably and reliably in extreme underwater environments.

View More
How can I tell if the emerald has been completely cleaned

How can I tell if the emerald has been completely cleaned

When cleaning emeralds, avoid using too strong cleaning agents or methods to avoid damaging the gem. After cleaning, carefully check whether there is residue on the emerald surface and cracks. If you are not sure how to clean it or are worried that you cannot clean it, it is best to send the emerald to a professional organization for cleaning and maintenance.

View More
The right way to clean emeralds: The secret to staying green forever

The right way to clean emeralds: The secret to staying green forever

So friends, while enjoying the beauty and elegance brought by emeralds, let's not forget to give it the same tenderness and care. Only in this way, can we make this green forever in our hearts, so that emeralds become the highlight of our lives forever.

View More
How to maintain emeralds

How to maintain emeralds

The maintenance of emeralds requires careful care and safekeeping. Following the above care advice can extend the life of your emeralds and preserve their beauty and value.

View More
How to tell if the ruby jewelry is damaged

How to tell if the ruby jewelry is damaged

To sum up, judging whether the ruby jewelry has been damaged needs to be comprehensively considered from many aspects. Whether it is observing the appearance, checking the Mosaic, paying attention to changes in color and transparency, or paying attention to changes in gloss, we need to observe and judge carefully. Only in this way can we find the damage of the ruby jewelry in time and take appropriate measures to repair and maintain it to ensure that the beauty and value of the ruby jewelry is maintained for a long time.

View More
Ruby and which jewelry should be worn to avoid collision

Ruby and which jewelry should be worn to avoid collision

Through the above measures, the ruby jewelry can be better protected, its service life can be extended, and its beautiful appearance can be maintained.

View More